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Nematoda cultivating method
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Patent number 5,694,883
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Issue date Dec 9, 1997
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Kubota Corporation
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Mineo Tachibana
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A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
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Waste water treating apparatus
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Patent number 4,425,231
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Issue date Jan 10, 1984
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Kubota, Ltd.
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Tadao Fujimoto
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C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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Sludge treating apparatus
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Patent number 4,388,186
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Issue date Jun 14, 1983
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Kubota Ltd.
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Tadao Fujimoto
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C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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